strong jaws
They protect themselves by their horns
I think a behavioral adaptation is their aggressiveness, which they use to protect themselves and their young.
their shells has addapted to protect themselves
Having pointy spikes to protect themselves.
spines to protect against leaf-eating animals
spines to protect against leaf-eating animals
Polar bears dig dens to protect themselves from cold winds.
I don't think they have a way of protecting themselves. They are usually eaten by whales anyways and there isn't much protection from a whale if you are as small as krill. They can protect themselves but not against whales. They protect themselves by traveling in large numbers.
When danger strikes, the cattle protect themselves by running away, by charging themselves and using their horns against the attackers and by kicking with their rear cloven hooves.
their stomach gas
they run away from them or they eat them
adaptations of a ribbed mussel are its color to camouflage itself from predators and its hard shell also to protect itself from predators